| Model Number |
CNWTT0 |
| Medical Device Problem Code |
Scratched Material (3020)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
05/15/2025
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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A product was not returned for analysis.Complaint history and product history records were reviewed and documentation indicated the product met release criteria.Root cause has not been identified.The manufacturer internal reference number is: (b)(4).
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Event or Problem Description
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A physician reported that, during intraocular lens implantation surgery scratches was observed in the central part of the intraocular lens (iol).So, the lens was cut, explanted and replaced with a another iol with same diopter during the same procedure.Additional information has been received and it states that the lens was removed from the eye without causing any harm to the patient.Another unspecified lens with the same diopter but a different model was implanted in its place.
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Additional Manufacturer Narrative
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Additional information has been provided in d.9.,h.3., h.6., and h.11.The lens was returned for evaluation.Solution is dried on the lens.One haptic is broken in the gusset area and returned adhered to two other pieces of the lens.There is only three pieces of the lens were returned and adhered to each other by solution.Each piece is split and cracked which could be interpreted as the reported scratch.Product history records were reviewed and the documentation indicated the product met release criteria.The file indicates the use of a qualified cartridge and a non-qualified viscoelastic.Lens damage was observed.The root cause for the reported complaint may be related to a failure to follow the ifu (instructions for use).The viscoelastic indicated is not qualified for the lens/company combination used.Company foldable iol (intraocular lens) are qualified for use with an company qualified delivery system (handpiece and cartridge) and ophthalmic viscosurgical device (ovd) combination.The ifu instructs that a company qualified delivery system and viscoelastic combination should be used.The use of an unqualified combination may cause damage to the lens and potential complications during the implantation process.The ifu instructs: using holding forceps, grasp the lens by the optic edge and gently place the lens anterior side up into the back of the ovd-filled cartridge.The lens should be inserted until the optic is a little more than half-way inside the cartridge.Use the holding forceps to gently push down on the lens, verifying that the lens is on the bottom surface of the cartridge.Using holding forceps, take the trailing haptic, and gently fold the haptic onto the anterior side of the optic.Slowly grip or push the optic edge to position the lens as far into the cartridge as the forceps will permit, while ensuring the lens remains on the bottom surface of the cartridge and the trailing haptic remains on the optic.Failure to follow these steps may cause the lens to advance incorrectly causing delivery issues and/or damage.Company ifu: follow the section regarding directions for use for information on the maximum allowed time for the iol to stay in the folded condition.Failure to adhere to manufacturer¿s recommendations may result in iol damage.Ifu note: during lens loading and insertion, do not allow the company iol to remain in a folded condition within the selected iol delivery system for more than 3 minutes prior to completing insertion into the capsular bag.The manufacturer internal reference number is: (b)(4).
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Search Alerts/Recalls
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